Trail Running calendar near San Antonio 2026-2027

We have found 46 Trailruns within 80 miles of San Antonio. See below where and when you can find the races.

Night-time trail races at Pedernales Falls State Park in Johnson City, TX on June 6–7, 2026, offering distances from a youth 1 mile to a 60K plus a 10K ruck and sunset 5K. A shirt deadline and a referral cash back program are listed.

A night-oriented trail festival near San Antonio with 8K, 25K, 50K and an 8K ruck on rocky single-track through Guadalupe River State Park, featuring looped aid stations and required water carry and headlamp rules.

The Big Kahuna brings a luau to the run in San Antonio with tropical-themed 5K and 10K races. Participants receive leis, finisher medals, and a post-race treat. Family-friendly events include a Kids Dash and a 1 Mile run.

This San Antonio event offers distances from a kids dash to a half marathon, all starting from The Rim Shopping Center. Every finisher gets a shirt and medal, with chip timing and Bigfoot trophies for the longer distances. The finish line f..

Event Overview Capt'n Karl's Trail Series - Muleshoe Bend is the second event in the 2026 Capt'n Karl's Night Trail Run Series. It takes place at the Muleshoe Bend LCRA Recreation Area in Spicewood, Texas, approximately 40 miles northwest o..

July 2026

Dive into a Shark Week-themed run at Lady Bird Johnson Trail Park. Choose from a Kids Dash, a 1-mile run, or chip-timed 5K and 10K races, all with finisher medals. This family-friendly event features music, aid stations, and various volunte..

Trail event at Pearsall Park on July 19, 2026 offering 25k, 10k and 5k routes with substantial climbs and regular aid stations. Official timing, finisher medals or tiles, a singlet and a postrace taco breakfast are provided.

Night trail races at San Antonio's Land Heritage Institute with distances from 5K to 50K, including a 17K RUCK requiring a 25 pound minimum. The event is part of the Texas Summer Night Series and features aid stations and finisher awards.

August 2026

Beat the heat at the Summer Meltdown Half Marathon in O. P. Schnabel Park, San Antonio, on August 16, 2026. Choose from a kids dash up to the 13.1 mile half, enjoy on course aid, finish line snacks, great swag, and festive awards.

September 2026

A trail running event on September 12, 2026 at Pace Bend Park offering marathon, half, 10k, 5k, and a youth one mile on rocky, rooty trails that loop around a peninsula into Lake Travis with a lakeside finish area.

A themed race day at Southside Lions Park presented by Bigfoot Running Company offering distances from a Kids Dash to a Half Marathon plus a costume contest, medals for all finishers, timed results, post-race awards and on-course aid statio..

This trail race begins in the depths of Natural Bridge Caverns before emerging onto scenic hillside trails. Runners can choose from several distances, including a Last Person Standing format and a youth race. The event supports the Great Sp..

October 2026

Join the Day of the Dead Half Marathon in San Antonio on October 4, 2026, with race options from kids dash to half marathon or virtual entry on scenic lakes and trail surfaces. Costume contest, music and a post race festival add family fun.

Trail races at H.W. Lewis Ranch near Leakey TX offering multiple distances including a 50K with over 2850 feet of elevation gain. Rugged rocky dirt and grass trails with aid stations, camping, and ruck options.

A rugged trail event in Bandera, Texas, held October 23 to 25, 2026, with distances from a youth 1 mile to 100 miles. Aid stations are limited and runners should be self sufficient on course.

Trail run at Eisenhower Park on October 24 2026 using a 3.3 mile loop with 53K 27K 10K and 5K options plus virtual entries; cupless aid stations, bag drop for longer distances, costume contest and chip timing.

November 2026

Event Details The Turkey Shuffle is a running event held in November at Lady Bird Johnson Trail Park in San Antonio, Texas. The event features multiple distances, including a Kids Dash, a 1 Mile Run, a 5K, a 10K, a "Volunteer then Run..

Trail races and virtual options at Government Canyon State Natural Area on November 7, 2026, offering 15K and 8K distances. The event is a fundraiser for Friends of Government Canyon, limited to 300 participants with finisher medals and aid..

El Taco Loco is a trail running festival in San Antonio, Texas, offering a wide range of distances from a 5K to a 100-mile ultra. Runners will explore the scenic single-track trails and meadows along the Medina River at the Land Heritage In..

December 2026

My Resolution 10K takes place on December 12, 2026, in San Antonio. The course is entirely on loose sand. After the run, enjoy s'mores, hot cocoa, and live music to welcome the new year.